Transformers Animated was actually kinda mid.

Optimus Prime
Bumblebee
Grimlock
Nova Prime
Snarl
Sandstorm
Blue streak
Megatron
Springer
Arcee
Elita-1
Bulkhead
Waspinator
Megatron from Beast Wars
Tarn
Jetfire
Hot rod
Hotshot
Chromia
Ironhide
Black Arachnia
Breakdown
Big Daddy (funniest name for a bit ever)
Silver streak
Ratchet
Rattrap
Acid storm
Skyward
Soundwave
Shockwave
Starscream
Tailgate
Prima prime
Unicron
Primus
Sentinel Prime
Megatronus Prime
Sideswipe
Ravage
Laser beak
Dinobot
Rhinox
Airazor
Astro train
Deadend
Alchemist prime
Solus prime
Lockdown
Many many more....

I hate that I kinda love these castings.

this didn't age well lol

Yeah probably, hot rod just sped it up